/* 背景视频 */
#bgvideo {
    margin-bottom: -3px;
    height: 100vh;
    width: 100%;
    object-fit: cover;
    font-family: 'object-fit: cover;object-position:50% 50%;';
    object-position: 50% 50%;
    z-index: -1;
}

.webview {
    -js-display: flex;
    display: flex;
    justify-content: center;
    padding: 0 10px;
}

.part {}

/* part1 */
.part1_parent {
    width: 100vw;
    height: 100vh;
}

#part1 {
    width: 100%;
    height: 100vh;
    overflow: hidden;
}

.part1_img1 {
    position: absolute;
    width: 9.8vw;
    left: 44.8vw;
    top: calc(50vh - 4.9vw);
}


.part1_img3 {
    position: absolute;
    width: 4vw;
    right: 5vw;
    top: 4vw;
}


.part1_imga {
    position: absolute;
    width: 38vw;
    left: -1.5vw;
    top: -1.4vw;
}

.part1_imgb {
    position: absolute;
    width: 38vw;
    right: -0.8vw;
    top: -1.4vw;
}

.part1_imgc {
    position: absolute;
    width: 38vw;
    left: -1.5vw;
    bottom: -1.6vw;
}

.part1_imgd {
    position: absolute;
    width: 38vw;
    right: -0.8vw;
    bottom: -1.6vw;
}

.part1_icon {
    position: absolute;
    width: 3vw;
    left: 48.5vw;
    bottom: 1.5vw;
}

.part1_word {
    position: absolute;
    width: 100%;
    top: 1vw;
    font-size: 14px;
    text-align: center;
    color: #f1f1f1;
}



/*part2*/
#part2 {
    padding: 89px 0 61px 0;
    -js-display: flex;
    display: flex;
    justify-content: space-between;
    width: 960px;
    flex-wrap: wrap;
}

#part2 .icon {
    position: relative;
    display: inline-block;
    width: 150px;
}

#part2 .iconimg1 {
    width: 100%
}

#part2 .iconimg2 {
    width: 61%;
    position: absolute;
    left: 20%;
    top: 16%;
}

#part2 .text {
    font-size: 30px;
    font-weight: 400;
    color: rgba(78, 78, 78, 1);
    text-align: center;
    width: 100%;
    margin-top: 19px;
}

/*part3*/
#part3 {
    padding: 59px 0 70px 0;
    width: 960px;
}

#part3 .header {
    -js-display: flex;
    display: flex;
    justify-content: space-between;
    font-size: 25px;
    color: rgb(78, 78, 78);
    line-height: 1.4;
    text-transform: uppercase;
}

#part3 .header>.title {
    font-weight: bold;
    margin-bottom: 30px;
}

#part3 .header>.more {
    color: rgb(78, 78, 78);
    display: block;
    cursor: pointer;
}

#part3 .content {
    -js-display: flex;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

#part3 .videoitem {
    width: 32%;
    background-color: white;
}

@media screen and (max-width: 400px) {
    #part3 .videoitem {
        width: 100%;
    }
}

#part3 .videoitem video {
    width: 100%;
}

#part3 .videoitem .info {
    padding: 12px;
}

#part3 .videoitem .info>.title {
    font-size: 22px;
    color: rgb(78, 78, 78);
    text-transform: uppercase;
    line-height: 1.591;

}

#part3 .videoitem .info>.desc {
    font-size: 16px;
    color: rgb(78, 78, 78);
    text-transform: uppercase;
    line-height: 2.188;
}

/* part4 */
#part4 {
    width: 100%;
    -js-display: flex;
    display: flex;
    justify-content: center;
    flex-direction: column;
    padding: 83px 0 98px 0;
}

.part4_icon {
    -js-display: flex;
    display: flex;
    justify-content: center;
    margin-bottom: 38px;
}

.part4_icon img {
    width: 40px;
}

.part4_text {
    font-size: 31px;
    color: rgb(161, 161, 161);
    line-height: 0.968;
    text-align: center;
}

/* part5 */
#part5 {
    margin-bottom: -4px;
    width: 100vw;
}

#part5 img {
    object-fit: cover;
}

@media screen and (max-width: 960px) {
    #part5 img {
        height: 332.5px;
        object-fit: cover;
    }
}

/* part6 */
#part6 {
    width: 960px;
    -js-display: flex;
    display: flex;
    padding: 51px 0 20px 0;
    flex-direction: column;
}

#part6>.content {
    -js-display: flex;
    display: flex;
    justify-content: space-between;
}

#part6 .accreditation {
    margin-top: 28px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 2.143;
    text-align: center;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    justify-content: center;
}

#part6>.content>.left {
    color: #ffffff;
    width: 50%;
    -js-display: flex;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}

#part6>.content>.left>a {
    font-size: 21px;
    color: rgb(255, 255, 255);
    line-height: 1.619;
}

#part6>.content>.right {}

#part6>.content>.right>img {
    width: auto;
    height: 19px;
    margin-left: 25px;
    padding-top: 56px;
}